Home / 315,712,635,623.35-473,596,793,288.78-89,074,070,939.14

Finding the Fourth Proportional to 315,712,635,623.35, 473,596,793,288.78 and 89,074,070,939.14

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Solution

The fourth proportional to 315,712,635,623.35, 473,596,793,288.78 and 89,074,070,939.14 is: 133,618,961,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,712,635,623.35 : 473,596,793,288.78 = 89,074,070,939.14 : x
  2. Step 2: Convert to fraction form
    315,712,635,623.35/473,596,793,288.78 = 89,074,070,939.14/x
  3. Step 3: Cross multiply
    315,712,635,623.35x = 473,596,793,288.78 × 89,074,070,939.14
  4. Step 4: Simplify right side
    315,712,635,623.35x = 42,185,194,361,951,642,189,824
  5. Step 5: Solve for x
    x = 42,185,194,361,951,642,189,824/315,712,635,623.35
  6. Step 6: Final answer
    x = 133,618,961,048.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.